diff -r 3582bf76420e -r d70fe6ab4436 src/share/vm/prims/jvm.h
--- a/src/share/vm/prims/jvm.h	Thu Jan 27 16:11:27 2011 -0800
+++ b/src/share/vm/prims/jvm.h	Tue Feb 01 11:23:19 2011 -0500
@@ -1417,16 +1417,16 @@
  * BE CAREFUL! The following functions do not implement the
  * full feature set of standard C printf formats.
  */
-int
+JNIEXPORT int
 jio_vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 
-int
+JNIEXPORT int
 jio_snprintf(char *str, size_t count, const char *fmt, ...);
 
-int
+JNIEXPORT int
 jio_fprintf(FILE *, const char *fmt, ...);
 
-int
+JNIEXPORT int
 jio_vfprintf(FILE *, const char *fmt, va_list args);